Anyone who has let a property, or even a spare room, through Airbnb, Booking.com or Vrbo is now on file with HMRC whether they realise it or not. Under the digital platform reporting rules, the platforms themselves — not the host — send HMRC a yearly report naming every host, listing every property, and totalling every payment. It's a quiet but significant shift: the assumption that short-term letting income was effectively invisible to HMRC has been wrong for several years now, and the data is only getting more complete.

Where the rules come from

The UK adopted the OECD's Model Reporting Rules for Digital Platforms, bringing them into force from 1 January 2024. Any platform that facilitates lettings of UK property, sales of goods, personal services or vehicle hire has to register with HMRC, carry out due diligence on its hosts and sellers, and file an annual report. The first reports, covering the 2024 calendar year, were due by 31 January 2025, and platforms have continued to report on the same annual cycle since. This isn't a UK-only initiative — the same model has been adopted across dozens of jurisdictions, which matters more than it first appears, as covered below.

Airbnb, Booking.com and Vrbo are the names most hosts recognise, but the rules apply just as much to smaller and more specialist letting platforms, and to marketplaces covering goods and services rather than property. If you receive payment through a platform for letting UK property, you are almost certainly in scope.

What actually gets reported

The report a platform files isn't a vague summary. For each host, it includes their name, address and tax reference (National Insurance number or company registration number, as applicable), the address of each property let and, where available, its land registry title number, the number of days the property was rented in the period, the total consideration paid to the host, and any fees, commission or taxes the platform withheld. This is granular enough that HMRC can match a specific property against a specific host's tax return — not just spot that "some" platform income exists somewhere, but see exactly how much, from which address, over how many nights.

Crucially, there is no de minimis threshold that exempts small or occasional hosts from being reported. A minor exclusion in the underlying OECD framework applies to low-volume sellers of goods — someone selling a handful of items on a marketplace for a small total each year — but that exclusion does not extend to renting out property. Whether a host earned a few hundred pounds from three weekends a year or ran a full-time letting operation, the platform reports them on the same basis.

This isn't a new tax — it's a detection mechanism

Nothing about these rules changes what's actually taxable. Income from letting a property through a platform has always been chargeable, either as property income under the normal rules, or as trading income where the activity amounts to running a business rather than simply letting an asset — a distinction we cover in our guide to serviced accommodation VAT and business rates. What has changed is visibility. Previously, HMRC's ability to identify undeclared platform income depended largely on data requests, tip-offs or the platform's own disclosures. Now it receives a structured report every year, for every host, without having to ask.

For a host who has always declared everything correctly, this changes nothing beyond the platform asking for tax reference details it may not have held before. For a host with a gap between what they've earned and what they've declared, the risk profile has moved sharply, because the data HMRC needs to open an enquiry with confidence is now sitting in its systems as a matter of routine, rather than something it would have had to go looking for.

The international reach

Because the reporting standard is shared across participating jurisdictions, the data doesn't stay within the platform's home country. A UK resident letting a property overseas through a platform can have that information passed to HMRC by the country the platform reports to. Equally, a non-UK resident letting UK property through a platform can find their details reported into the UK system and exchanged onward to their own tax authority. Anyone with letting income that crosses a border, in either direction, should assume both sides of that relationship now have visibility they didn't have before, and check their reporting position accordingly — see our guide to the non-resident landlords scheme for how UK rental income is taxed when the landlord lives abroad.

What this means if you haven't declared everything

The practical question for most hosts isn't whether the data exists — it does — but what to do if past returns don't fully reflect it. HMRC's usual approach in cases like this is to write to taxpayers it believes may have underdeclared, often referred to as a nudge letter, inviting them to review their position. Waiting for that letter, or for a formal enquiry, is the worst outcome available: penalties for prompted disclosures, made after HMRC has already made contact, are set at a materially higher rate than for unprompted, voluntary disclosures made before any contact is received.

Anyone who suspects their platform income hasn't been fully declared in previous years should work out the correct position and disclose it before that letter arrives, generally through the Let Property Campaign — we cover how that process works, what it costs, and how penalties are calculated in our guide to the Let Property Campaign and undeclared rental income.

Common mistakes

  • Assuming small or occasional lettings fall below a reporting threshold that, for property rental, simply doesn't exist
  • Treating the platform's own tax information requests as optional paperwork rather than a sign that reporting is already happening in the background
  • Waiting to see whether HMRC makes contact before reviewing past returns, rather than checking proactively while unprompted disclosure terms are still available
  • Assuming income from letting a property abroad, or UK property let while living overseas, falls outside the UK's reach because the platform isn't UK-based
  • Confusing the reporting rules with a new tax liability, rather than recognising that the tax was always owed and only the visibility has changed

What this means for hosts and landlords

The sensible response isn't panic, it's a straightforward review: pull together what's actually been earned through each platform over the relevant years, compare it against what's been declared, and address any gap on your own terms rather than HMRC's. For hosts running what has genuinely become a serviced accommodation business rather than occasional letting, it's also worth checking the VAT and business rates position alongside the income tax position, since the two often move together as activity scales up. It's exactly the kind of health check we run for landlords and hosts under our Property Investor Accountant service.

Common questions

What are the digital platform reporting rules and do they apply to me?

The digital platform reporting rules require platforms such as Airbnb, Booking.com and Vrbo to collect information about the people who earn money through them and report it to HMRC every year. If you have let a property, or a room, through one of these platforms at any point in the reporting period, your details will very likely have been reported, regardless of how much you earned or how many nights you let.

What information do platforms like Airbnb have to report to HMRC?

Platforms must report the host's name, address and tax reference, the address of each property let, the number of days it was rented in the period, the total amount paid to the host, and any fees or commission deducted. This is matched against the host's own tax filings, so HMRC can see directly whether platform income lines up with what was declared.

Does this create a new tax charge on rental income?

No. Income from letting property through a platform has always been taxable, either as property income or, where the letting amounts to a trade, as trading income. The reporting rules do not change what is owed; they change how visible that income is to HMRC, closing off the previous assumption that platform earnings would go unnoticed.

What should I do if I haven't declared platform rental income in previous years?

Making a voluntary disclosure before HMRC contacts you, typically through the Let Property Campaign, generally leads to significantly lower penalties than waiting for a nudge letter or an opened enquiry. Since HMRC now receives host and property-level data directly from the platforms every year, working out the correct position and disclosing it proactively is usually the lower-cost route for anyone with a gap between declared and actual income.

About the author

Kieran Holsgrove is a Director and Co-Founder of Grafene Accounting, the property tax specialist firm based in Liverpool. He advises property developers, investors and landlords across Merseyside, Greater Manchester, Lancashire and Cheshire on tax structuring, developer VAT, SDLT and the long-view decisions that compound over the life of a portfolio.

This article is general information, not personal tax advice, and tax rules change. Your own position depends on facts we cannot see from here — please take advice before acting on anything above.

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